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[email protected]CVE-2021-28096

HistoryJan 27, 2022 - 2:15 p.m.

CVE-2021-28096

2022-01-2714:15:07

CWE-770

[email protected]

web.nvd.nist.gov

stormshield

sns

cve-2021-28096

proxy

connection table

denial of service

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.5%

JSON

An issue was discovered in Stormshield SNS before 4.2.3 (when the proxy is used). An attacker can saturate the proxy connection table. This would result in the proxy denying any new connections.

Affected configurations

NVD

Node

stormshieldstormshield_network_securityRange2.0.0–2.7.8

stormshieldstormshield_network_securityRange3.7.6–3.7.20

stormshieldstormshield_network_securityRange3.8.0–3.11.8

stormshieldstormshield_network_securityRange4.0.1–4.2.3

CPENameOperatorVersion
stormshield:stormshield_network_securitystormshield stormshield network securityle2.7.8
stormshield:stormshield_network_securitystormshield stormshield network securityle3.7.20
stormshield:stormshield_network_securitystormshield stormshield network securityle3.11.8
stormshield:stormshield_network_securitystormshield stormshield network securitylt4.2.3

CPE	Name	Operator	Version
stormshield:stormshield_network_security	stormshield stormshield network security	le	2.7.8
stormshield:stormshield_network_security	stormshield stormshield network security	le	3.7.20
stormshield:stormshield_network_security	stormshield stormshield network security	le	3.11.8
stormshield:stormshield_network_security	stormshield stormshield network security	lt	4.2.3

References

advisories.stormshield.eu/2021-005/

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.5%

JSON

Related for CVE-2021-28096

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